Car comparison

BMW 3 Series Sedan (G20) 320ivsBMW 3 Series Touring (G21) 320d

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW 3 Series Sedan (G20)

320i

170 hp1597 ccGasolineRWDAutomaticTurbochargedSedan2019-2022
VS

BMW 3 Series Touring (G21)

320d

190 hp1995 ccDieselRWDManualTurbochargedWagon / estate2019-2022

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

BMW 3 Series Touring (G21) 320d

  • Quickest 0-100 km/h
    7.5 s
  • Most powerful
    190 hp
    142 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Best power-to-weight
    121 hp/t
    91 kW/t
    8.2 kg/hp
  • Lowest combined fuel consumption
    4.8 L/100 km
    49.0 mpg US
    58.9 mpg UK
  • Lowest city consumption
    5.5 L/100 km
    42.8 mpg US
    51.4 mpg UK
  • Lowest highway consumption
    4.4 L/100 km
    53.5 mpg US
    64.2 mpg UK
  • Largest trunk
    500 L
  • Best overall score
    63/100
  • Best performance score
    53/100
  • Best economy score
    94/100
  • Best practicality score
    84/100

Specification comparison

Specification comparison
ModelBMW3 Series Sedan (G20)320iBMW3 Series Touring (G21)320d
Power
170hp127kW
190hp142kW
Torque
250Nm184lb-ft
400Nm295lb-ft
Curb weight
1,450kg3,197lb
1,565kg3,450lb
Gross weight
2,050kg4,519lb
2,180kg4,806lb
Top speed
232 km/h
144 mph
229 km/h
142 mph
To 99% top speed
67.1s99% target: 230 km/h / 143 mph
Calculated
69.3s99% target: 227 km/h / 141 mph
Calculated
0-100 km/h
7.7s
7.5s
0-200 km/h
28.1s
Calculated
29.5s
Calculated
0-60 mph
7.3s
Calculated
7.1s
Calculated
Fuel consumption
6.4L/100 km36.8mpg US44.1mpg UK
4.8L/100 km49mpg US58.9mpg UK
Fuel consumption city
7.7L/100 km30.5mpg US36.7mpg UK
5.5L/100 km42.8mpg US51.4mpg UK
Fuel consumption highway
5.6L/100 km42mpg US50.4mpg UK
4.4L/100 km53.5mpg US64.2mpg UK
Quarter mile
15.5s
Calculated
15.4s
Calculated
Power-to-weight
117hp/t87kW/t53hp/1000 lb
Calculated
121hp/t91kW/t55hp/1000 lb
Calculated
Torque-to-weight
172Nm/t115lb-ft/ton
Calculated
256Nm/t171lb-ft/ton
Calculated
Estimated range
922km573mi
Calculated
833km518mi
Calculated
Displacement
1,597cc97cu in
1,995cc122cu in
Length
4,709mm185in
4,709mm185in
Width
1,827mm72in
1,827mm72in
Height
1,435mm56in
1,440mm57in
Wheelbase
2,851mm112in
2,851mm112in
Front track
1,589mm63in
1,573mm62in
Rear track
1,604mm63in
1,569mm62in
Ground clearance-
141mm6in
Trunk volume
480L
500L
Max trunk volume-
1,510L
Doors
4
5
Seats
5
5
Fuel tank
59L
40L
CO2 emissions-
125g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

BMW 3 Series Sedan (G20) 320iBMW 3 Series Touring (G21) 320dPowerTorque
  • BMW 3 Series Sedan (G20) 320i: Power / Torque
  • BMW 3 Series Touring (G21) 320d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW3 Series Sedan (G20)320i5,000-6,000 rpm2,000-4,700 rpm6,250 rpm
BMW3 Series Touring (G21)320d4,000 rpm1,750-2,500 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW3 Series Sedan (G20)320iBMW3 Series Touring (G21)320d
Acceleration checkpoints
0-60 mph
0-97 km/h
7.3 s
7.1 s
0-100 km/h
0-62 mph
7.7 s
7.5 s
0-200 km/h
0-124 mph
28.1 s
29.5 s
Top speed
232 km/h
144 mph
229 km/h
142 mph
Drag race simulation
60 ft
18 m
2.8 s
2.7 s
330 ft
101 m
7.0 s
6.9 s
1/8 mile
201 m
10.4 s
10.2 s
1000 ft
305 m
13.2 s
13.0 s
1/4 mile
402 m
15.5 s
15.4 s
Trap speed
1/4 mile
402 m
156 km/h
97 mph
155 km/h
96 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
170 hp
127 kW
BMW3 Series Touring (G21)320d
190 hp
142 kW

BMW 3 Series Touring (G21) 320d has 20 hp more than BMW 3 Series Sedan (G20) 320i.

The biggest power difference is between BMW 3 Series Sedan (G20) 320i and BMW 3 Series Touring (G21) 320d: 20 hp (15 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
250 Nm
184 lb-ft
BMW3 Series Touring (G21)320d
400 Nm
295 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
1,450 kg
3,197 lb
BMW3 Series Touring (G21)320d
1,565 kg
3,450 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
232 km/h
144 mph
BMW3 Series Touring (G21)320d
229 km/h
142 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i7.7 s
BMW3 Series Touring (G21)320d7.5 s

The biggest 0-100 km/h difference is between BMW 3 Series Touring (G21) 320d and BMW 3 Series Sedan (G20) 320i: 0.2 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
BMW3 Series Touring (G21)320d
4.8 L/100 km
49.0 mpg US
58.9 mpg UK

The biggest fuel consumption difference is between BMW 3 Series Touring (G21) 320d and BMW 3 Series Sedan (G20) 320i: 1.6 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
117 hp/t
87 kW/t
8.5 kg/hp
BMW3 Series Touring (G21)320d
121 hp/t
91 kW/t
8.2 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
922 km
573 mi
BMW3 Series Touring (G21)320d
833 km
518 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW3 Series Sedan (G20)320i
170 hp
127 kW
7.7 s
232 km/h
144 mph
BMW3 Series Touring (G21)320d
190 hp
142 kW
7.5 s
229 km/h
142 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
BMW3 Series Sedan (G20)320i
Power
170 hp
127 kW
0-100 km/h7.7 s
Top speed
232 km/h
144 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,709 mm
185.4 in
Height
1,435 mm
56.5 in
BMW3 Series Touring (G21)320d
Power
190 hp
142 kW
0-100 km/h7.5 s
Top speed
229 km/h
142 mph
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,709 mm
185.4 in
Height
1,440 mm
56.7 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
BMW3 Series Sedan (G20)320i
Power
170 hp
127 kW
0-100 km/h7.7 s
Top speed
232 km/h
144 mph
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
BMW3 Series Touring (G21)320d
Power
190 hp
142 kW
0-100 km/h7.5 s
Top speed
229 km/h
142 mph
4.8 L/100 km
49.0 mpg US
58.9 mpg UK

BMW 3 Series Touring (G21) 320d is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
BMW3 Series Sedan (G20)320i
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
7.7 s
BMW3 Series Touring (G21)320d
4.8 L/100 km
49.0 mpg US
58.9 mpg UK
7.5 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
BMW3 Series Sedan (G20)320i
117 hp/t
87 kW/t
8.5 kg/hp
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
BMW3 Series Touring (G21)320d
121 hp/t
91 kW/t
8.2 kg/hp
4.8 L/100 km
49.0 mpg US
58.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW3 Series Sedan (G20)320iBMW3 Series Touring (G21)320d
Power
170 hp
127 kW
190 hp
142 kW
Torque
250 Nm
184 lb-ft
400 Nm
295 lb-ft
Acceleration
7.7 s
7.5 s
Top speed
232 km/h
144 mph
229 km/h
142 mph
Lightness
1,450 kg
3,197 lb
1,565 kg
3,450 lb
Fuel consumption
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
4.8 L/100 km
49.0 mpg US
58.9 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,709 mm
185.4 in
Height
1,435 mm
56.5 in
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,709 mm
185.4 in
Height
1,440 mm
56.7 in
Range score
922 km
573 mi
833 km
518 mi
CO2 score
-
125 g/km
Trunk score
480 L
17.0 cu ft
500 L
17.7 cu ft
Power-to-weight score
117 hp/t
87 kW/t
8.5 kg/hp
121 hp/t
91 kW/t
8.2 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleBMW 3 Series Sedan (G20) 320iBMW 3 Series Touring (G21) 320d
Consumption6.4 L/100 km36.8 mpg US44.1 mpg UK4.8 L/100 km49 mpg US58.9 mpg UK
Cost / 100 km11.20 LC100 km8.40 LC100 km
Cost / 100 mi18.02 LC100 mi13.52 LC100 mi
Annual fuel used960 L254 US gal211 UK gal720 L190 US gal158 UK gal
Annual fuel cost1,680 LC/year1,260 LC/year

Head-to-head comparisons

BMW 3 Series Sedan (G20) 320i

  • Is 115 kg lighter
  • Has 3 km/h (2 mph) higher top speed
  • Has 89 km (55 mi) more estimated range

Pros

  • Highest top speed
  • Lightest
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

BMW 3 Series Touring (G21) 320d

  • Has 20 hp more
  • Has 150 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Uses 1.6 L/100 km less fuel
  • Has 4 hp/t better power-to-weight
  • Has 20 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 3 Series Sedan (G20) 320i
BMW 3 Series Touring (G21) 320d
Compare selected cars
2 vehicles selected

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